Surveys
Survey operations by M/V polarcus alima towing 12 8100 meter long cables along tracklines between: a. 13 feb…
Western South Atlantic · HYDROLANT 495/17
- issued
- 2017-02-13 15:07Z
- status
- cancelled 2017-02-14 16:16Z (archive)
- cancels
- HYDROLANT 465/17
- authority
- NAVAREA VI 91/17 131400Z FEB 17.
- position
- -35.379, -51.691
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
WESTERN SOUTH ATLANTIC.
DNC 01, DNC 07.
1. SURVEY OPERATIONS BY M/V POLARCUS ALIMA
TOWING 12 8100 METER LONG CABLES
ALONG TRACKLINES BETWEEN:
A. 13 FEB
35-58.87S 052-33.50W AND 35-03.18S 051-33.27W.
B. 14 FEB
35-06.17S 051-21.65W AND 35-22.03S 050-57.13W.
C. 14 FEB
35-27.38S 051-02.28W AND 35-11.30S 051-26.80W.
D. 15 FEB
35-06.42S 051-21.90W AND 35-22.28S 051-57.38W.
SIX MILE BERTH REQUESTED.
2. CANCEL HYDROLANT 465/17.
3. CANCEL THIS MSG 16 FEB 17.
This area · survey operations
120 within 180 nm since 2000 · 0 in the last 12 months · 0 in force now
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- Survey operations in progress until further notice by M/V pxgeo 2 towing ten 8100 meter long cables in area…2024-04-09
- Survey operations in progress until further notice by M/V pxgeo 2 towing ten 8100 meter long cabes in area…2024-03-13
- Underwater operations 261900Z feb to 071200Z mar by M/V rebecca in area bound by 33-03.07S 047-27.95W,…2024-02-27
- Survey operations by M/V polarcus alima towing 12 8100 meter long cables: a. 16 and 17 apr along trackline…2017-04-16
- Survey operations 15 and 16 apr by M/V polarcus alima towing 12 8100 meter long cables along tracklines…2017-04-15
- Survey operations 14 thru 16 apr by M/V polarcus alima towing 12 8100 meter long cables along tracklines…2017-04-14
Season · when survey operations happen here
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month of issue, all years in the archive
Timeline
- Survey operations in progress until further notice by M/V polarcus alima towing 12 8100 meter long cables…cancels · 2017-02-10
- Survey operations in progress until further notice by M/V polarcus alima towing 12 8100 meter long cables…replaced · 2017-02-10
- Survey operations by M/V polarcus alima towing 12 8100 meter long cables along tracklines between: a. 14 feb…cancelled by · 2017-02-14
Nearby now · within 120 nm
Nothing else in force within 120 nm.
Worldwide now
75 survey operations in force · see all
Surveys
Hydrographic and scientific survey vessels, often towing long arrays. All current survey operations →
Not for navigation. This is a re-rendering of an official navigational warning for awareness; mariners must use official NAVAREA broadcasts and their national MSI service.